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Finding the Fourth Proportional to 37,350, 56,034.60 and 12,726

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Solution

The fourth proportional to 37,350, 56,034.60 and 12,726 is: 19,092.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,350 : 56,034.60 = 12,726 : x
  2. Step 2: Convert to fraction form
    37,350/56,034.60 = 12,726/x
  3. Step 3: Cross multiply
    37,350x = 56,034.60 × 12,726
  4. Step 4: Simplify right side
    37,350x = 713,096,319.60
  5. Step 5: Solve for x
    x = 713,096,319.60/37,350
  6. Step 6: Final answer
    x = 19,092.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.